May weather forecast
Ajo, AZ

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Weather in May

The last month of the spring, May, is a tropical month in Ajo, Arizona, with an average temperature ranging between min 67.5°F (19.7°C) and max 90.5°F (32.5°C).

Temperature

In Ajo, the average high-temperature in May slightly rises, from a warm 83.1°F (28.4°C) in April, to a tropical 90.5°F (32.5°C). During May, the nighttime temperature presents a clear descent from the daily peaks, falling to an average of 67.5°F (19.7°C).

Humidity

In Ajo, the average relative humidity in May is 20%.

Rainfall

April through June are months with the least rain when the rain falls for 1.3 days and typically aggregates up to 0.08" (2mm) of rain.

Daylight

In Ajo, the average length of the day in May is 13h and 50min.
On the first day of May, sunrise is at 5:43 am and sunset at 7:12 pm. On the last day of the month, sunrise is at 5:25 am and sunset at 7:33 pm MST.

Sunshine

In Ajo, Arizona, the average sunshine in May is 12h.

UV index

The average daily maximum UV index in May is 7. A UV Index value of 6 to 7 symbolizes a high health vulnerability from unsafe exposure to UV radiation for average individuals.
Note: The maximum daily UV index of 7 during May translates into the following directions:
Adhere to precautions and respect sun safety doctrines. Avoiding sunburn is vital. Avoid direct sunlight between the hours of 10 a.m. and 4 p.m., when UV radiation is at its peak. Keep in mind that shade structures may not provide complete protection. Loose clothes with a tight weave are optimal for safeguarding yourself against the Sun's rays.
Updated: Jul 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How hot is it in May?

Ajo in May has an average high-temperature of 90.5°F (32.5°C) and an average low-temperature of 67.5°F (19.7°C).

What is the average humidity in May in Ajo?

In Ajo, the average relative humidity in May is 20%.

What is the driest month?

The months with the least rainfall are April through June Rain falls for 1.3 days and accumulates 0.08" (2mm) of rain.

How much does it rain in May?

In Ajo, during May, the rain falls for 1.3 days and regularly aggregates up to 0.08" (2mm) of precipitation.

What is the average length of the day in May?

In May, the average day length is 13h and 50min.

When are sunrise and sunset in May?

In May, on the first day of the month, sunrise is at 5:43 am and sunset at 7:12 pm. On the last day of the month, in Ajo, sunrise is at 5:25 am and sunset at 7:33 pm MST.

How long on average sun shines in May?

In May, the average sunshine duration is 12h.

What is the UV index intensity in May?

In May, the average daily maximum UV index is 7. A UV Index estimate of 6 to 7 represents a high health threat from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in May
Ajo, AZ

Average temperature in May - Ajo, AZ
  • Average high temperature in May: 90.5°F

The warmest month (with the highest average high temperature) is July (102.4°F).
The month with the lowest average high temperature is December (63.1°F).

  • Average low temperature in May: 67.5°F

The month with the highest average low temperature is August (85.3°F).
The coldest month (with the lowest average low temperature) is December (47.7°F).

Average pressure in May
Ajo, AZ

Average pressure in May - Ajo, AZ
  • Average pressure in May: 29.81"Hg

The month with the highest atmospheric pressure is January (30.07"Hg).
The month with the lowest atmospheric pressure is June (29.76"Hg).

Average wind speed in May
Ajo, AZ

Average wind speed in May - Ajo, AZ
  • Average wind speed in May: 8.3mph

The windiest months (with the highest average wind speed) are May and June (8.3mph).
The calmest months (with the lowest average wind speed) are January and December (5.3mph).

Average humidity in May
Ajo, AZ

Average humidity in May - Ajo, AZ
  • Average humidity in May: 20%

The month with the highest relative humidity is December (42%).
The month with the lowest relative humidity is June (17%).

Average rainfall in May
Ajo, AZ

Average rainfall in May - Ajo, AZ
  • Average rainfall in May: 0.08"

The wettest month (with the highest rainfall) is July (1.5").
The driest months (with the least rainfall) are April, May and June (0.08").

Average rainfall days in May
Ajo, AZ

Average rainfall days in May - Ajo, AZ
  • Average rainfall days in May: 1.3 days

The month with the highest number of rainy days is July (12.9 days).
The month with the least rainy days is May (1.3 days).

Average daylight in May /
Average sunshine in May
Ajo, AZ

Average daylight in May / Average sunshine in May - Ajo, AZ
  • Average daylight in May: 13h and 5min

The month with the longest days is June (Average daylight: 14h and 12min).
The month with the shortest days is December (Average daylight: 10h and 6min).

  • Average sunshine in May: 12h and 0min

The month with the most sunshine is June (Average sunshine: 12h and 6min).
The month with the least sunshine is December (Average sunshine: 7h and 0min).

Average sunshine days in May
Ajo, AZ

Average sunshine days in May - Ajo, AZ
  • Average sunshine days in May: 29.2 days

The month with the most sunshine days is May (29.2 days).
The month with the least sunshine days is July (13.4 days).

Average UV index in May
Ajo, AZ

Average UV index in May - Ajo, AZ
  • Average UV index in May: 7

The months with the highest UV index are June, July and August (UV index 8).
The month with the lowest UV index is December (UV index 3).

Average cloud cover in May
Ajo, AZ

Average cloud cover in May - Ajo, AZ
  • Average cloud cover in May: 7

The month with the most cloud cover is December (Cloud cover 19).
The month with the least cloud cover is June (Cloud cover 5).

Average visibility in May
Ajo, AZ

Average visibility in May - Ajo, AZ
  • Average visibility in May: 6mi

The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).

Ajo, Arizona, USA

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